Katrina has conducted a study that examines entering children's social skills. She had first-grade teachers rate students' social skills at the end of first grade. She then compared the scores of students who attended formal Pre-Kindergarten programs with those who did not. What is the independent variable in Katrina's study?
a. Social Skills
b. First grade teachers
c. Pre-Kindergarten program
d. First grade
c
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Children who take a survey of their classroom to see who likes apple butter after they have all tasted it and graph their results are using
A. numbers and operations. B. algebra. C. measurement. D. data analysis and probability.
High states testing is said to
a. Contribute to higher dropout rates. b. Contribute to teacher retirements. c. Promote a broader curriculum. d. Assess the achievement of marginalized students.
Having a clear educational philosophy can help teachers to _________
A. navigate the politics of working with parents B. adequately prepare for promotions C. make appropriate decisions in the middle of a lesson D. determine when a student should be punished
. State the critical value(s) for the following two-tailed t test at a .05 level of significance: t(?).
A. ±1.645 B. ±1.96 C. the same as for a two-tailed z test at a .05 level of significance D. ±1.96 and the same as for a two-tailed z test at a .05 level of significance